system.tuf.pl

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:87:56:04:d0:e1:e1:24:be:e5:e6:8d:03:b4:23:cd:87:ea was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.


We have idenified some issues with this certificate:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=system.tuf.pl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:87:56:04:d0:e1:e1:24:be:e5:e6:8d:03:b4:23:cd:87:ea
Serial Number (int): 307389315943069582087094294023529890154474
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a7:6b:30:87:01:7c:bc:a9:52:5d:c6:05:85:a8:c8:66:ab:d3:e7:a2
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 31:6d:54:fd:16:4e:46:05:0d:cb:60:27:76:71:ce:7a:72:63:ce:16
Fingerprint (sha256): a3:95:06:26:3f:90:d0:58:19:46:27:44:2a:4e:97:45:30:b3:66:a0:9b:98:73:e2:62:cd:95:ba:08:79:d6:ad

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate system.tuf.pl

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for system.tuf.pl

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

system.tuf.pl
www.system.tuf.pl

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Certificate

The complete raw certificate details for system.tuf.pl in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAz06GywOGoxggARiPgPwG
HetLDwrtJ+BS/0R4vQUPJPxjHKFQbAFCOvd3GBaryLYUxBWVXe3fNVv73/KXVB7Q
zkV0ziug9eO6gJgPIb1BkBsJq1v6iPCUe4ZfOJlDLovU012Y633o4HK2Pw/iXbLY
KP8tCdFJeNUGon2XU2u08rZ6JamhK5b5Uw4yFOatQpLNfNUEK3YXckEpM6mQBrwf
trEsvOxxyhNKjwetDqZvcu95qsrbEXg1guLSuRxd768av9+7DGzrGiPULiSjIYLG
Dkl3d8ER+hzzFptzWp+eBQaYWM05IqVzDT52kd2QrRgav3lat8ScQhCFslzDs7uU
VwIDAQAB
-----END PUBLIC KEY-----

ASN.1 decoded

 [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2
 . . . . . . . . [c:0|t:2|false] INTEGER 307389315943069582087094294023529890154474
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-03-08 10:10:03 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-06-06 10:10:03 +0000 UTC
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'system.tuf.pl'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption)
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 26170052005724537555221505450110732708917176684888312216181732109017904461005954703421679227727588691861884283345862942490837317760238554712514104071859448694305452584322863692091608926062696414963191708435655986860929708396050254007548603441468590583319716298632191384804061670931891725080030364142039600325187855507638189625351704200728476948090277420146287996781566697314893470877514242654950894290947019764268838860355090832267574918234278395299902116869268277971288948256656251861349671017873929396181337462477878531008704961795557743796749053627431976783702910760315055452603859319167902319310467158860692690007
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537

 . . . . . . . . [c:2|t:3|true] ORAddress 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits)
							05a0
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							a76b3087017cbca9525dc60585a8c866abd3e7a2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (99 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.int-x3.letsencrypt.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cert.int-x3.letsencrypt.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'system.tuf.pl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.system.tuf.pl'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (69 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe000001695cfee9a900000403004830460221009f0e0e2c5bfbd952773cdd2e408242a577dac4d38052e8485d37fafc3eac6f80022100da6aa627623481d5de99f3cf9edc1ea541094ef4bd02d52e78d92ec1c43ccc6b00750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d000001695cfee79a00000403004630440220681170ae56f61d5cd9ce5ad7ba257378f41181dee2f70222211d293df59c7afc0220653112886659d27baa1e3b29cf26d55b31c405650e192e19a3fdfc79b787a9e4
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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